LLD - Behavioral Design Patterns — Part 1
Which component in the Command pattern is responsible for executing the request?
Which component in the Command pattern is responsible for executing the request?
easy🧠 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify roles in Command pattern
The Receiver is the object that knows how to perform the actual work when a command is executed.Step 2: Differentiate other components
The Invoker calls the command, the Client creates commands, and the Command defines the interface.Final Answer:
The Receiver executes the request. -> Option CQuick Check:
Executor in Command pattern = Receiver [OK]
Quick Trick: Receiver executes commands, Invoker calls them [OK]
Common Mistakes:
MISTAKES- Confusing Invoker with executor
- Thinking Client executes commands
- Assuming Command itself executes
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